Forging Steel Tunnion Mounted Fully Welded Ball Valve
Product DescriptionTechnical descriptions:Nominal diameter: Regular bore DN15 to DN 1400 (1/2" to 56");
Nominal Pressure: PN 16 to PN 64 / ANSI Class 150 to Class 300;
Working temperature: -29 centigrade to 200 centigrade (-20 fahrenheit to 392 fahrenheit )
Service: District heating hot water, natural gas, oil, steam, petrochemical. Etc.
Operate actuator: Lever, gear (Vertical / Horizontal), pneumatic / electrical
Benefits:1 International Certificates & Standards;
2 Designed for district heating system, heat transfer piping, oil pipelines and gas industry application
3 Same lifetime as the pipeline system;
4 Maintenance-free, no adjustment or lubrication with no running costs;
5 Bi-Directional valve.
Main Characteristics:1 One-piece welded body & End piece connection pipe (Connection dimension to ASTM / EN / KS / JIS / GOST Standard. Etc will be available.
2 Bubble tight excellent sealing with PTFE+C seats.
3 Pre-loaded seat springs ensure leak-tight at low pressure and reduce valve operational torque.
4 Anti blow-out stem.
5 Double O-rings ensure the stem sealing and are replaceable.
6 Stem dry bearing, metal with PTFE coating having self-lubricating capabilities. (Additional lubricant unnecessary.
Materials Available:Body: ST37.8 / A105 / LF2 / F304 / F316. Etc.
Ball: F304 / F316 ( Option upon request )
Seat: PTFE+C / Nylon / PEEK. Etc.
PRODUCTS
WORKSHOP
PACKING
We welcome all the world customers to contact us for more cooperation.
With our years of technical knowledge and experience,we assure you,
Naibang will be one of your best parters in China.Any interest,please do not hesitate to contact us.| Specifications |
| Applicable Standards |
|
| Design | ASME B16.34, API6D |
| Fire safe | API 607 |
| Anti static | API 608, API6D |
| Face to face | ASME B16.10, API6D |
| Welding ends | ASME B16.25 |
| Inspection and test | API 598, API 6D |
Zhejiang NaiBang Valve Co., Ltd. is a specialized company devoted into manufacture and sales of valves, the company situates in ou-bei town-the center of China's pumps & valves, with ground area 18800m2, machine workshop, assemble workshop and synthetic finished half - finished warehouse. The company possesses 210 precise equipments, the advanced numeral control machines ensure the flexibility and exchangeability of all the product parts. The company flourishes year by year, and its products have been widely used in lines of domestic large PowerStation configuration, dirty water processing, urban construction, petroleum-chemical, oil extraction, metallurgy, chemical fertilizer, paper production and pharmacy, exported to many countries and regions, gains the users' unanimous praise and confidence.
The company has a modernized staffs of tech research and product development, ISO9001 certificated. And now the company has the capability of manufacturing big series of high temperature and hi-gh pressure power station gate valve, ball valve, globe valve, check valve, butterfly valve, with the strength of API valve, Wafer check valve and forged valve, and the wafer check valve mainly cover wafer single disc lift and swing check valves and wafer double disc swing check valves (H77, H76, H74, H72, H71, H46 and H44). Diameter of valves varies from DN15 to DN2000(1/2'-72' ), working pressure varies from PN1.6MPa to 42 MPa(150lb to 2500lb), and working temperature from -196 Celsius degree to +570 Celsius degree; The main body adopts WCB, WC6, WC9, Cr5Mo, 20Crmo, 12Crmov, 15Crmov, CF3m, CF8m. The company possesses full precise casting equipments, integrated physical and chemical gauges, experimentation equipments and test methods, as well CAD design capability, which ensure products always in high quality.
